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The concentration of the radio active isotope potassium-40 in a rock sample is found to be 6.25%. what is the age of the rock
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According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.
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The concentration of the radio active isotope potassium-40 in a rock sample is found to be 6.25%. wh...
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